Question

Find the equation of the circle with the given characteristics. Center: (−2, 1) Radius: 2 The solution is

Answer 1

The format for the equation of a circle is (x-h)^2+(y-k)^2=r^2, where (h,k) is your center and r is your radius. All we have to do is substitute the correct values, giving us the equation (x+2)^2+(y-1)^2=4

:)